grade separation

基本解釋

Based on engineering practice, the construction characteristics and methods of the urban grade separation bridge were discussed in detail in this paper.
較為詳細地闡述了城市立交橋施工的特點、施工總體安排、進度計劃及施工方法。
When it needs overpassing the built higher highway in the grade separation roadways, steel-concrete composite continuous bridges should be the preferred bridges which could be used widely.
在道路立體交叉中需要上跨已建成的高等級公路時，鋼—混凝土連續(xù)組合梁橋應(yīng)作為首選橋型，可以推廣應(yīng)用。
Here is a detailed description on how to shield the railway from Shuangqiaomen Grade Separation construction to stay normal operation of Ning-Wu Railway.
為保證寧蕪鐵路的正常運營，針對南京市雙橋門立交施工，詳細介紹對鐵路進行支護的施工方法及注意事項。